GRK RSS Rugged 5/16 In. x 4 In. Star Drive Washer Head Structure Screw (100 Ct.)

GRK RSS Rugged Structural Screw is a structural fastener designed for ease of installation and the strongest of connections. With proprietary features like the Zip-Tip, and W-Cut thread, RSS fasteners drive into most woods without the need for pre-drilling. The specially engineered design results in a low-effort installation, especially compared to conventional lag screws. RSS Rugged Structural Screws have a Climatek Coating for installation in both interior and exterior conditions where exposure to moisture is intermittent and is code-approved for use in treated lumber.

• Easy to install lag alternative for structural wood to wood fastening
• 1 Step install, no pre-drilling
• RSS Structural screws are perfect for interior and exterior applications
• Climatek coating is AC257 code approved for use in treated lumber
• Superior clamping force on the first drive, 20% faster drive time
• W-Cut thread design reduces installation torque
• Rugged enough for use in LVL, LSL, and other dense wood
• ESR-2442 approved for structural applications
• Typical applications include structural decking, general framing, remodeling, structural applications, multi-ply and LVL fastening, and ledger board
• Limited lifetime warranty